n16.dk

📜 Historical scan 2026-06-19 01:27:25  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

n16.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, keyla.ns.cloudflare.com). It was registered on 16 February 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.62.221 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   45ms
NameserverIP addressesPTRASN / ISP
duke.ns.cloudflare.com 108.162.193.110
172.64.33.110
173.245.59.110
2606:4700:58::adf5:3b6e
2803:f800:50::6ca2:c16e
2a06:98c1:50::ac40:216e		 duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
keyla.ns.cloudflare.com 108.162.194.170
162.159.38.170
172.64.34.170
2606:4700:50::a29f:26aa
2803:f800:50::6ca2:c2aa
2a06:98c1:50::ac40:22aa		 keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com
keyla.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.62.221 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.139.211 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
1 600s aspmx.l.google.com 108.177.14.27
2a00:1450:4025:c03::1a		 lt-in-f27.1e100.net
rc-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 600s alt1.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1b		 lcdels-in-f26.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 600s alt2.aspmx.l.google.com 172.253.158.27
2404:6800:4000:1025::1b		 so-in-f27.1e100.net
lcbomp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 600s aspmx2.googlemail.com 192.178.158.27
2404:6800:4013:813::1a		 lcdels-in-f27.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 600s aspmx3.googlemail.com 192.178.158.27
2404:6800:4003:c26::1a		 lcdels-in-f27.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovern16.dk → 78.31.252.55
🔶 Autoconfign16.dk → 78.31.252.55

🔷 AAAA Records (IPv6)#

2 records   64ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a06:98c1:3120::1 600s — AS13335 Cloudflare, Inc. 2a06:98c1:3120:0:0:0:0:0/46 — —
2a06:98c1:3121::1 600s — AS13335 Cloudflare, Inc. 2a06:98c1:3120:0:0:0:0:0/46 — —

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.62.221,172.67.139.211 ech=AEX+DQBBVwAgACC3VrDNvXZz+PNvfL9CduZltu0HVg3Xn4rQu3VACk6ySQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3edd,2606:4700:3031::ac43:8bd3

📝 TXT Records#

1 records   197ms
TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (n16.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all

📨 DMARC#

PolicyRecord (_dmarc.n16.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:henrik@n16.dk

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-18 22:43:43
www104.21.62.221 172.67.139.211 2606:4700:3030::ac43:8bd3 2606:4700:3032::6815:3edd (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.n16.dk n16.dk

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

76ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

32ms
FieldValue
Serial2405629651
Primary NS (MNAME)duke.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 10:21:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-02-16
Expires2027-04-30 (193d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
36ms
MX
33ms
AAAA
64ms
TXT
197ms
CAA
78ms
HTTPS
35ms
TLSA
62ms
SOA
32ms
MTA-STS
69ms
DNSSEC
76ms
SRV
100ms
Total
1215ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 22:43:43 2236ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-26 02:35:58 1173ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-25 02:13:23 1007ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-04 03:23:50 2604ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-20 00:34:03 5828ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-18 22:00:28 10190ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-08 23:15:32 17443ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-30 02:40:47 17071ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-15 19:16:40 1346ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-28 07:53:17 1305ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-26 09:13:05 1067ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-22 19:15:22 2327ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-19 01:27:25 shown 1215ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-17 17:12:06 920ms 2 NS 2 A 5 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone